Base | Representation |
---|---|
bin | 11110101110111101101… |
… | …111001111111010010101 |
3 | 21110220110202121022010122 |
4 | 132232331233033322111 |
5 | 234100400112101401 |
6 | 4254124531401325 |
7 | 305405426453165 |
oct | 36567557177225 |
9 | 7426422538118 |
10 | 2112012222101 |
11 | 744776926171 |
12 | 2a13a4753245 |
13 | 1242148c7732 |
14 | 74316dd05a5 |
15 | 39e11a9e21b |
hex | 1ebbdbcfe95 |
2112012222101 has 8 divisors (see below), whose sum is σ = 2116429753920. Its totient is φ = 2107596138912.
The previous prime is 2112012222013. The next prime is 2112012222109. The reversal of 2112012222101 is 1012222102112.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2112012222101 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2112012222101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2112012222109) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2581745 + ... + 3299913.
It is an arithmetic number, because the mean of its divisors is an integer number (264553719240).
Almost surely, 22112012222101 is an apocalyptic number.
It is an amenable number.
2112012222101 is a deficient number, since it is larger than the sum of its proper divisors (4417531819).
2112012222101 is an equidigital number, since it uses as much as digits as its factorization.
2112012222101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 724315.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 2112012222101 its reverse (1012222102112), we get a palindrome (3124234324213).
The spelling of 2112012222101 in words is "two trillion, one hundred twelve billion, twelve million, two hundred twenty-two thousand, one hundred one".
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